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    CVE-2005-0022

    Buffer overflow in the spa_base64_to_bits function in Exim before 4.43, as originally obtained from Samba code, and as called by the auth_spa_client function, may allow attackers to execute arbitrary code during SPA authentication.

    Published:Jan 4, 2005
    Last Modified:Apr 16, 2026
    EPS:Jan 6, 2005
    EPSS Score:0.01451
    CVSS Score:4.6

    Affected Products

    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    University Of Cambridge
    Product
    Exim

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://ftp6.us.freebsd.org/pub/mail/exim/ChangeLogs/ChangeLog-4.44
    http://marc.info/?l=bugtraq&m=110824870908614&w=2
    http://security.gentoo.org/glsa/glsa-200501-23.xml
    http://www.exim.org/mail-archives/exim-users/Week-of-Mon-20050103/msg00028.html
    http://www.idefense.com/application/poi/display?id=178&type=vulnerabilities
    http://www.redhat.com/support/errata/RHSA-2005-025.html
    http://www.securityfocus.com/bid/12188
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11293
    http://ftp6.us.freebsd.org/pub/mail/exim/ChangeLogs/ChangeLog-4.44
    http://marc.info/?l=bugtraq&m=110824870908614&w=2
    http://security.gentoo.org/glsa/glsa-200501-23.xml
    http://www.exim.org/mail-archives/exim-users/Week-of-Mon-20050103/msg00028.html
    http://www.idefense.com/application/poi/display?id=178&type=vulnerabilities
    http://www.redhat.com/support/errata/RHSA-2005-025.html
    http://www.securityfocus.com/bid/12188
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11293

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High